Tello Battery Problem :(

[kalipsotr]

Sorry for bad english, I used google translate.

I bought a tello a month ago, I was happy but my flight time is now very short. With my fully charged battery I can fly for 5-6 minutes, what could be the reason? The backup battery is not possible to buy very expensive in Turkey.

I put two light rays on it, but even in this state it was flying for 10 minutes. Now I don't think the flight time has anything to do with that.

This is my tello;

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[volate!lo]

remove prop guards and lights

 

[kalipsotr]

remove prop guards and lights

Charge increases from 100% to 90% within 1 minute, even before you start flying Tello.

 

[chord8]

hi kalipsotr...

Are you charging your batteries at the right voltage and amperage..?
I use an iPhone USB charger which gives the correct amperage of 5 amps and around 4 volts...

cheers Ian